Males of a species evolving traits for sexual conflict can cause problems for females, and, ultimately, the whole population.
Evolution
Mar 3, 2023
6
324
In a collaboration between the National Museum of Nature and Science, Hokkaido University, Iwate University, and the United States National Museum of Natural History, a beaked whale species which has long been called Kurotsuchikujira ...
Plants & Animals
Sep 3, 2019
1
9068
Male brown widow spiders seek to mate with older, less-fertile females that are 50 percent more likely to eat them after sex, according to Israeli researchers in a study published in the journal Animal Behaviour.
Plants & Animals
Apr 30, 2018
5
1689
Exaggerated male traits, such as a large nose, can be great for attracting females, finds a study of proboscis monkeys in Malaysia.
Plants & Animals
Feb 22, 2018
1
158
A scientific explanation for those battles over the air conditioning remote control: Researchers at Tel Aviv University's School of Zoology offer a new, evolutionary explanation for the familiar scenario in which women bring ...
Evolution
Oct 7, 2021
0
319
Most humans feel bad about hurting others. This so-called "harm aversion" is key to normal moral development and is reduced in violent antisocial individuals. Unfortunately, little is known about what makes people harm-averse, ...
Plants & Animals
Mar 5, 2020
11
1979
"Lingering ash." That's what the U.S. Forest Service calls the relatively few green and white ash trees that survive the emerald ash borer onslaught. Those trees do not survive by accident, and that may save the species, ...
Ecology
Sep 10, 2019
3
3702
New light is being shed on a little-known role of Y chromosome genes, specific to males, that could explain why men suffer differently than women from various diseases, including COVID-19.
Cell & Microbiology
Sep 25, 2020
2
954
Natural selection can reverse evolution that occurs through sexual selection and this can lead to better females, new research shows.
Plants & Animals
Jun 8, 2021
1
399
(Phys.org)—A trio of researchers from the U.K., the Netherlands and the U.S. has filmed a grown female chimpanzee cleaning her son's teeth after he died. In their paper published in the journal Scientific Reports, Edwin ...
